Find suppliers for this alloyC89841
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min. (2) Includes Co.
Min (%)
Max (%)77.00.3023.
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Brinell Hardness, 500 kg load
As Continuous CastAs Continuous CastM0763.1   Typ
23.5   Typ
31   Typ
105   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1633
Melting Point - Solidus°F1589
Densitylb/cu in. at 68°F0.301
Specific Gravity8.34
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F22
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F)10.3
Casting Characteristics

No casting characteristics for this alloy

Fabrication Properties
Technique Suitability
Oxyacetylene WeldingGood
Spot WeldGood
Seam WeldGood
Butt WeldGood
Capacity for Being Cold WorkedPoor
Capacity for Being Hot FormedExcellent
Forgeability Rating85
Machinability Rating80
Common Fabrication Processes
  • Sand Castings, Continuous Castings, Forgings, Perm
Thermal Properties
Treatment Minimum* Value*
* Temperature is measured in Fahrenheit.
Stress Relief536
Hot Treatment1382
Typical uses
Product Category Product Reason Category Reason
PlumbingValves, Fittings, Faucets, Water Meter Cases
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.